How Squelch Works
| . | |
Strong Signals | ... | |
| . | |
| . | |
Medium Signals | . | |
| .. | |
Weak Signals | .. | |
.. | ||
|
Noise--- -.. - - -.. --- .._-.
~
Strong Signals ..
..
..
Weak Signals ..
+
Noise+
+
| . |
Strong Signals | . |
. |
..
Medium Signals ..
..
WeakSignals ~ jOo.
+
Noise. -
+
Think of "SQUELCH" as a gate.
If the gate is set too Iow (SQUELCH too Iow), everything (all noise as well as signals) gets through.
If the gate is set too high (SQUELCH too high), nothing gets through.
If the gate is set just right (SQUELCH set properly), just the desired signals get through.
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